3949550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 8249472

約数和(自身を除く): 4299922

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 167, 215, 275, 334, 430, 473, 550, 835, 946, 1075, 1670, 1837, 2150, 2365, 3674, 4175, 4730, 7181, 8350, 9185, 11825, 14362, 18370, 23650, 35905, 45925, 71810, 78991, 91850, 157982, 179525, 359050, 394955, 789910, 1974775, 3949550]

約数ペア:

[(1, 3949550), (2, 1974775), (5, 789910), (10, 394955), (11, 359050), (22, 179525), (25, 157982), (43, 91850), (50, 78991), (55, 71810), (86, 45925), (110, 35905), (167, 23650), (215, 18370), (275, 14362), (334, 11825), (430, 9185), (473, 8350), (550, 7181), (835, 4730), (946, 4175), (1075, 3674), (1670, 2365), (1837, 2150)]